Home / 2,438.58-3,655.70-899.22

Finding the Fourth Proportional to 2,438.58, 3,655.70 and 899.22

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Solution

The fourth proportional to 2,438.58, 3,655.70 and 899.22 is: 1,348.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,438.58 : 3,655.70 = 899.22 : x
  2. Step 2: Convert to fraction form
    2,438.58/3,655.70 = 899.22/x
  3. Step 3: Cross multiply
    2,438.58x = 3,655.70 × 899.22
  4. Step 4: Simplify right side
    2,438.58x = 3,287,278.55
  5. Step 5: Solve for x
    x = 3,287,278.55/2,438.58
  6. Step 6: Final answer
    x = 1,348.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.